HSS6.625X0.312 Dimensions & Weight
HSS6.625X0.312 is a round hollow section to AISC, 6.625 in outside diameter with a 0.312 in nominal wall (0.29 in design wall per AISC), weighing 21.06 lb per foot — used for columns, braces, and exposed architectural steel.
Free. Needs a free Steelflo account (also includes 3 free takeoffs, no card).
or start a free takeoff to count HSS6.625X0.312 on your drawing.
Weights for every AISC size, in Excel. All AISC sizes in Excel. Free with a Steelflo account.
HSS6.625X0.312 Dimensions
| Property | Imperial | Metric |
|---|---|---|
| Outside diameter | 6.625 in | 168.3 mm |
| Wall thickness (nominal) | 0.312 in | 7.9 mm |
| Design wall thickness0.93 x nominal, per AISC for A500 | 0.29 in | 7.4 mm |
| Cross-section area (A)computed from weight and steel density | 6.19 in² | 39.9 cm² |
| Weight | 21.06 lb/ft | 31.3 kg/m |
Standard: AISC. Values from the published section tables; dimensions not listed here are not shown rather than estimated.
What does HSS6.625X0.312 weigh and cost?
HSS6.625X0.312 weighs 21.06 lb per foot. At an example material price of $0.92/lb that is about $19.38 per foot. Set your quantity, length, and price to total your own run:
Material only, example pricing. Actual steel pricing varies by region, grade, quantity, and market conditions — use your own supplier numbers for real bids.
Pricing more than one size? Build a full member list in the free calculator →
Tallying by hand?
Free. Needs a free Steelflo account (also includes 3 free takeoffs, no card).
Stop counting HSS6.625X0.312s by hand.
Upload your drawing set and SteelFlo puts a box on each steel label it finds, including HSS6.625X0.312, ready to review and export as a bill of materials.
Related sizes
- HSS6.625X0.1258.69 lb/ft
- HSS6.625X0.18812.94 lb/ft
- HSS6.625X0.25017.04 lb/ft
- HSS6.625X0.28018.99 lb/ft
- HSS6.625X0.37525.06 lb/ft
- HSS6.625X0.43228.6 lb/ft
- HSS6.625X0.50032.74 lb/ft
- HSS10.750X0.18821.17 lb/ft
Comparing sizes? Keep them all in one sheet.
Free. Needs a free Steelflo account (also includes 3 free takeoffs, no card).
Found your size? Now count it on the drawing.
Upload your PDF and SteelFlo boxes the steel labels it finds, so you get a member list instead of a manual tally of HSS6.625X0.312 and its neighbors.
Deeper reading: HSS Sizes: Square & Rectangular Tube Guide · How to calculate steel weight